115T_Exam+3_Test+88_F03

115T_Exam+3_Test+88_F03 - Test 88 Name _ Section _ Student...

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Test 88 Name _________________________ Chemistry 115-T Section ____________ EXAM III Total Points = 140 Student I.D. # ___________________ Wednesday, 8:30 PM TA _________________________ November 19, 2003 THIS EXAM IS FOR STUDENTS WITH TUESDAY-THURSDAY 8:30 or 9:30 LECTURE. YOU SHOULD HAVE AN ORANGE COMPUTER ANSWER SHEET! Directions: 1. Each student is responsible for following directions. Read this page carefully. 2. Write your name and other requested information on this page and on the separate answer sheet. 3. CODE your name on the answer sheet using an ordinary (#2) pencil. 4. CODE your correct identification number (Social Security) on the answer sheet. THIS IS VERY IMPORTANT! 5. CODE your section number on the answer sheet. Please use all four digits, 0101, 0102, 0201, etc. This is also very important! 6. CODE the test number shown in the upper right-hand corner on the answer sheet in the block labeled “Test/Quiz Number”. 7. Put all calculations on the examination pages. DO NOT PUT ANY EXTRA MARKS ON THE COMPUTER ANSWER SHEET! 8. This exam consists of 20 multiple-choice questions worth 7 points each. Choose the one best or correct answer for each question and write it both on your exam paper and on the computer answer sheet. The computer answer sheet is the only one that will be graded! 9. This exam consists of 7 pages plus a Periodic Table and 2 sheets of scratch paper. Please check to be sure that you have them all! Useful Information : Avogadro’s number: 6.022 x 10 23 /mol 1 J = 1 kg @ m 2 /s 2 Rydberg constant = R = 1.096776 x 10 7 m –1 1 btu = 1.05453 kJ 0 K = ! 273°C h = 6.6261 x 10 –34 J @ s 1 cal = 4.184 J (1 kcal = 4.184 kJ) c = 2.998 x 10 8 m/s 1 eV = 1.602 x 10 –19 J KEEP YOUR ANSWERS AND WORK COVERED TO PROTECT THE INTEGRITY OF YOUR WORK!!
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2 Chem 115-T ! Exam III (Test 88) ! 11/19/03 _____ 1. In a reaction, gaseous reactants form a liquid product where the heat absorbed by the surroundings is 42.01 kcal and the work done on the system is 18.30 btu. The value of ) E (in kJ) for this reaction is closest to: (a) ! 195.0 kJ (b) +195.0 kJ (c) ! 156.4 kJ (d) +156.4 kJ
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115T_Exam+3_Test+88_F03 - Test 88 Name _ Section _ Student...

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